Effectiveness of serological markers of gastric mucosal atrophy in the gastric precancer screening and in cancer prevention

Table 2 Comparative characteristics of pepsinogen-1 and gastrin-17 markers of atrophic gastritis, n = 121

PG1 criteria	PG1 (0-9 μg/L): Severe	PG1 (9-15 μg/L): Moderate	PG1 (15-25 μg/L): Mild	PG1 (> 25 μg/L): False negative
Detected, n (%)	7 (5.8)	5 (4.1)	7 (5.8)	102 (84.3)
G17 criteria	G17 (0-4 pmol/L): Severe	G17 (4-7 pmol/L): Moderate	G17 (7-10 pmol/L): Mild	G17 (> 10 pmol/L): False negative
Detected, n (%)	88 (72.7)	15 (12.4)	10 (8.3)	8 (6.6)
Significance of differences	P < 0.001	P > 0.05	P > 0.05	P < 0.001

G17: Gastrin-17; PG1: Pepsinogen-1.